这幅肖像画无疑是一位大师的杰作。

This portrait is undoubtedly the creation of a ___master.

他在一位木工大师手下受训，以学习传统技艺。

He trained under a ___master carpenter to learn the traditional techniques.

作为悬念大师，这位小说家让她的读者直到最后一页都紧张不已。

As a ___master of suspense, the novelist keeps her readers on edge until the very last page.